Siemens SIPROCESS GA700 Quick Start Manual page 71

Connect the gas lines to the corresponding inlets/outlets.
Note
Pipes
Connect the pipes with the gas connections using suitable clamp ring screwed glands.
The material of the parts in contact with the gas (screwed glands) must be appropriate to the
application.
Version with hoses
The gas connections are screwed glands made of PVDF.
● Connect hoses to the gas connection lines with the following properties:
– Material FKM (e.g. Viton) or PTFE (e.g. Teflon)
– Internal diameter 4 mm
– Wall thickness 1 mm
Installation of FKM hoses:
● Connect the PTFE pipe sections (30 mm long) to the screwed glands.
● Slide the FKM hoses onto the PTFE pipes.
● Secure the hoses with hose clamps.
Quick Start
Compact Operating Instructions, 05/2015, A5E31805656-03
Connecting
5.2 Gas connections
71